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Legacy C++ Software Developer

MDA EdgeSan Jose, CAL6 LeadSeptember 14th, 2026
Software EngineerJob Summary: We are seeking a Software Engineer with 6-8 years of experience to support and maintain legacy C++ code on Windows Server, while contributing to modern Java-based systems. This role involves Windows Server administration, system-level troubleshooting, and ensuring smooth functionality of high-volume payment transactions across platforms like Venmo, Braintree, PayPal, and Xoom. Key Responsibilities:Maintain and support legacy C++ code running on Windows Server.Perform Windows Server upgrades, manage services, and utilize PowerShell for and optimize C++ executables to ensure system stability.Contribute to Java-based development (Spring, APIs) as part of the modernized codebase.Approach design problems from a system-wide perspective, balancing user needs and business objectives.Support billions of dollars in monthly transactions, ensuring high availability and performance.Collaborate with cross-functional teams to implement best practices in software engineering and infrastructure management.Must-Have Qualifications:Strong C++ experience for legacy system support and debugging.Windows Server administration expertise, including upgrades, services, and PowerShell scripting.Proficiency in Java, with hands-on experience in Spring framework and API development.System-level thinking, capable of understanding business needs and user impact.Proactive problem-solver, self-driven with an ownership mindset.Preferred Qualifications:Experience in Payments/FinTech, working with high-volume transaction systems.Familiarity with financial platforms such as Venmo, Braintree, PayPal, or Xoom.